190
FNUS74 KMOB 031112
FWSMOB
SPOT FORECAST FOR DESOTO BB 8301 KNOB CREEK...USFS
NATIONAL WEATHER SERVICE MOBILE AL
612 AM CDT WED JUN 3 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON JUNE 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 77 EXPECTED TOMORROW AFTERNOON OVER THE
BURN AREA...
DISCUSSION
ISOLATED SHOWERS ARE POSSIBLE LATE THIS AFTERNOON, BUT NOT
OVERLY LIKELY AT THE BURN SITE. MINIMUM RELATIVE HUMIDITY REMAINS ABOVE
CRITICAL THRESHOLDS TODAY AND FALLS TO 36-38 PERCENT AT THE BURN SITE
TOMORROW. EASTERLY TRANSPORT WINDS EXPECTED WITH GUSTS POTENTIALLY UP TO
17-20 KNOTS BOTH AFTERNOONS. AFTERNOON DISPERSION WILL BE GENERALLY GOOD
TODAY AND GOOD BY THURSDAY AFTERNOON.
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........65 PERCENT.
WIND (20 FT)........EAST WINDS 7 TO 9 MPH. GUSTS UP TO 21 MPH IN
THE LATE MORNING AND EARLY AFTERNOON. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE
IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL.
MIXING HEIGHT (M)...457-1067 METERS AGL.
TRANSPORT WINDS.....EAST 14 TO 16 MPH.
TRANSPORT WINDS M/S.EAST 6 TO 7 METERS/SECOND.
DISPERSION INDEX....29 INCREASING TO 48.
LVORI...............3.
STABILITY CLASS.....3.
TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........73 81 82 81 73
WEATHER COV..... S CHC
WEATHER TYPE....NONE NONE NONE NONE RNSHWR
TSTM COV........ S CHC
CHC OF PCPN (%).10 0 0 10 20
TEMP............71 74 77 80 81
RH..............97 87 74 67 65
20 FT WIND DIR..ENE E E E E
20 FT WIND SPD..9 10 9 9 9
20 FT WIND GUST.18 20 21 21 18
MIX HGT (FT)....1500 2100 2900 3300 3000
MIX HGT (M).....460 640 880 1010 910
TRANSP WIND DIR.E E E E E
TRANSP WIND SPD.14 16 16 15 14
TRANS SPD (M/S).6 7 7 7 6
DISPERSION IDX..26 40 49 51 44
LVORI...........4 4 3 1 1
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
CHANCE OF PCPN......20 PERCENT.
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
MIXING HEIGHT.......400 FT AGL.
MIXING HEIGHT (M)...122-914 METERS AGL.
TRANSPORT WINDS.....EAST 12 TO 14 MPH.
TRANSPORT WINDS M/S.EAST 5 TO 6 METERS/SECOND.
DISPERSION INDEX....40 DECREASING TO 9.
LVORI...............3.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........70 61 66 62 57 61
WEATHER COV.....S CHC
WEATHER TYPE....RNSHWR NONE NONE NONE NONE NONE
TSTM COV........S CHC
CHC OF PCPN (%).20 10 0 0 0 0
TEMP............79 74 71 68 65 63
RH..............69 74 71 68 68 70
20 FT WIND DIR..E E E E E E
20 FT WIND SPD..7 6 8 7 7 7
20 FT WIND GUST.16 13 16 16 16 16
MIX HGT (FT)....3000 700 700 500 600 500
MIX HGT (M).....910 210 210 150 180 150
TRANSP WIND DIR.E E E E E E
TRANSP WIND SPD.13 12 13 14 13 12
TRANS SPD (M/S).6 5 6 6 6 5
DISPERSION IDX..40 8 9 9 8 8
LVORI...........1 4 3 3 3 3
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........38 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 8 MPH. GUSTS UP TO 20 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......4800 FT AGL.
MIXING HEIGHT (M)...122-1463 METERS AGL.
TRANSPORT WINDS.....EAST 10 TO 16 MPH.
TRANSPORT WINDS M/S.EAST 4 TO 7 METERS/SECOND.
DISPERSION INDEX....9 INCREASING TO 24 EARLY IN THE MORNING, THEN
INCREASING TO 36 LATE IN THE MORNING INCREASING
TO 51 LATE IN THE MORNING INCREASING TO 66
INCREASING TO 77 EARLY IN THE AFTERNOON
DECREASING TO 60 INCREASING TO 70 LATE IN THE
AFTERNOON.
LVORI...............3.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........28 49 53 51 49 56
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............62 65 74 78 82 84
RH..............75 75 59 47 40 38
20 FT WIND DIR..E E E E E E
20 FT WIND SPD..7 8 9 9 9 8
20 FT WIND GUST.16 16 18 20 18 16
MIX HGT (FT)....400 1400 2600 3900 4800 4700
MIX HGT (M).....120 430 790 1190 1460 1430
TRANSP WIND DIR.E E E E E ESE
TRANSP WIND SPD.12 14 16 15 14 14
TRANS SPD (M/S).5 6 7 7 6 6
DISPERSION IDX..6 24 51 70 77 72
LVORI...........4 3 1 1 1 1
FORECASTER...7
REQUESTED BY...JODY ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2614838.0/MOB
.DELDT 06/03/26
.FORMATTERVERSION 2.0.0
.EMAIL JOSEPH.ROGERS@USDA.GOV
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